The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 01, 2022
Filed:
Feb. 25, 2019
Applicant:
Sumida Corporation, Tokyo, JP;
Inventor:
Hiroyuki Miyazaki, Natori, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 7/38 (2006.01); H02J 50/05 (2016.01);
U.S. Cl.
CPC ...
H03H 7/38 (2013.01); H02J 50/05 (2016.02);
Abstract
A resonance matching circuit used in a power supply system that supplies electric power by an electric field coupling method is provided. The resonance matching circuit includes an inverter circuit that functions as a voltage source, parallel transformer devices that are connected in parallel to the inverter circuit and transmit a current supplied from the inverter circuit, and a timing adjustment circuit that is located between the inverter circuit and the parallel transformer devices and adjusts an input timing of a pulse current supplied by the inverter circuit.